Home / 5,409.73-8,115.94-1,514.10

Finding the Fourth Proportional to 5,409.73, 8,115.94 and 1,514.10

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Solution

The fourth proportional to 5,409.73, 8,115.94 and 1,514.10 is: 2,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.73 : 8,115.94 = 1,514.10 : x
  2. Step 2: Convert to fraction form
    5,409.73/8,115.94 = 1,514.10/x
  3. Step 3: Cross multiply
    5,409.73x = 8,115.94 × 1,514.10
  4. Step 4: Simplify right side
    5,409.73x = 12,288,344.75
  5. Step 5: Solve for x
    x = 12,288,344.75/5,409.73
  6. Step 6: Final answer
    x = 2,271.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.